Micro reaction vial



FIG. 1 is a side elevational view of the micro reaction vial, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and

FIG. 4 is a cross-sectional view taken through FIG. 2 along line 2--2. 

The ornamental design for a micro reaction vial, as shown. 